/*
 *  Copyright 2001-2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package ar.uba.fi.posgrado.economy.web.action.discount;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import ar.uba.fi.posgrado.common.exception.RepeatedNameException;
import ar.uba.fi.posgrado.common.util.CommonUtils;
import ar.uba.fi.posgrado.economy.model.Discount;
import ar.uba.fi.posgrado.economy.service.DiscountService;
import ar.uba.fi.posgrado.economy.web.form.discount.DiscountForm;

/**
 * Crea un nuevo {@link Discount}
 * 
 * @author nicolas.gonzalez
 */
public class CreateDiscountAction extends Action {
    
    /** Logger */
    private static Logger logger = Logger.getLogger(CreateDiscountAction.class);
    
    private DiscountService discountService;

    /**
     * @param discountService the discountService to set (IoC)
     */
    public void setDiscountService(DiscountService discountService) {
        this.discountService = discountService;
    }
    
    /**
     * @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm actionForm,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        if (logger.isDebugEnabled()) {
            logger.debug("Por crear un descuento ...");
        }
        DiscountForm form = (DiscountForm)actionForm;

        Discount discount = new Discount();
        discount.setDescription(form.getDescription());
        discount.setPercentage(form.getPercentage());
        discount.setPercentage(form.getPercentage());
        discount.setValidFrom(CommonUtils.toDateFromStringStandard(form.getValidFrom()));
        discount.setValidTo(CommonUtils.toDateFromStringStandard(form.getValidTo()));
        discount.setValue(form.getValue());

        try {
            this.discountService.create(discount);
        }
        catch (RepeatedNameException e) {
            logger.info("Intentando crear un descuento con una descripcion existente. Devolviendo error...");
            
            ActionMessages errors = new ActionMessages();
            errors.add("discount.description", new ActionMessage(e.getMessage(), false));
            saveErrors(request, errors);

            return mapping.getInputForward();
        }
        
        logger.info("Descuento " + discount + " creado con exito");
        
        return mapping.findForward("success");
    }
    

}
